Canon CanoScan N650U Flatbed Scanner "powerbook g4 drivers mac" Questions

PowerBook G4? It used to work when I had OS 9. I've installed the driver from the Canon website, I installed the CanonScan Toolbox software v.5.0 When I push button scanner, nothing happens. If I open

...Powerbook G4 ... Is there any solution for installing it in a Intel-pentium IMac? DS Dual 4 even works with SnowLeopard on a CoreDuo MBP. But it doesn not support Autofocus when used under USB2. You ...